Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104374 | Sound insulation structure of partition wall and method for constructing partition wall | Hideo Nagamatsu | 2024-10-01 |
| 11933041 | Sound-insulating structure for building | Hideo Nagamatsu | 2024-03-19 |
| 11866930 | Partition wall sound-insulation structure and sound-insulation member for partition wall | Hideo Nagamatsu | 2024-01-09 |